Data Source and Searches
This systematic review and meta-analysis was conducted and reported in accordance to the Preferred Reporting Items for Systematic Reviews and Meta-Analyses (PRISMA) statement checklist [32]. A protocol was drafted and shared with authors but not registered in any database. The literature search was conducted in Embase, Medline (OVID), Scopus, Cochrane library and medRxiv, from inception to 22ndMay 2020, using key terms related to ACEIs/ARBs and COVID-19 concepts. A detailed electronic search strategy from Medline (OVID) is attached [Supplementary file 1]. We also manually searched the reference list of eligible articles to identify any further relevant articles.